| Patents for H01J 21 - Vacuum tubes (739) |
|---|
| 01/22/2015 | US20150022076 Electron-emitting cold cathode device |
| 12/30/2014 | US8920661 Method for making graphene/carbon nanotube composite structure |
| 12/24/2014 | CN104246960A 电子发射冷阴极器件 Cold cathode electron-emitting devices |
| 12/11/2014 | US20140361196 Light source device, light irradiating apparatus equipped with light source device, and method of patterning self-assembled monolayer using light irradiating apparatus |
| 11/18/2014 | US8890430 Dielectric-free triode field emission display device based on double-gate/single-cathode type electron emission units and the device drive methods |
| 10/01/2014 | EP2783383A1 Electron-emitting cold cathode device |
| 05/20/2014 | US8729787 Field emission devices and methods for making the same |
| 05/16/2014 | DE202014003264U1 Elektronenröhren mit einem Temperaturindikator durch Anbringung auf dem Glaskolben ausstatten Equip electron tubes with a temperature indicator by attaching the glass bulb |
| 04/16/2014 | CN101894722B Vacuum discharge tube |
| 03/12/2014 | CN103632903A Cold-cathode triode with electric field compensation |
| 02/20/2014 | US20140049152 Vacuum electron power tube |
| 02/20/2014 | US20140048725 Method for generating high power electromagnetic radiation based on double-negative metamaterial |
| 11/21/2013 | US20130307404 Vacuum tube and vacuum tube manufacturing apparatus and method |
| 11/20/2013 | CN103400737A Vacuum gap pipe with improved structure |
| 11/12/2013 | CA2713018C High voltage inverter |
| 10/23/2013 | CN101971285B High frequency triode-type field emission device and process for manufacturing same |
| 09/19/2013 | US20130241434 dielectric-free triode field emission display device based on double-gate/single-cathode type electron emission units |
| 09/19/2013 | US20130241389 Vacuum field emission devices and methods of making same |
| 09/10/2013 | US8529798 Process for improving the emission of electron field emitters |
| 08/15/2013 | WO2013076709A8 Electron-emitting cold cathode device |
| 07/04/2013 | US20130169157 Systems and methods for generating coherent matterwave beams |
| 05/30/2013 | WO2013076709A1 Electron-emitting cold cathode device |
| 05/08/2013 | DE102011117664A1 Tube socket solder support ring for valve amplifier, has fastening points by which mounting of tube socket is carried out, where direct mounting of electronic parts at tube socket is carried out with solder lugs at ring |
| 05/07/2013 | US8436521 Lamp device with magnetic socket |
| 04/23/2013 | US8426243 Amorphous oxide semiconductor and thin film transistor using the same |
| 04/17/2013 | CN102201314B Structure of electronic gun and double anodes in electric vacuum tube and assembling method thereof |
| 03/28/2013 | WO2013042136A1 New free electron wire for loss free utilization of energy |
| 03/20/2013 | CN202816856U 真空二极管 Vacuum diode |
| 01/08/2013 | US8350459 Field electron emission source |
| 11/13/2012 | CA2533191C Electron emission device |
| 08/14/2012 | US8242675 Display device |
| 07/24/2012 | US8227985 Photo-stimulated low electron temperature high current diamond film field emission cathode |
| 07/18/2012 | CN101800144B Integrated gas discharge tube |
| 06/28/2012 | US20120161606 Field emission cathode structure and field emission display using the same |
| 05/15/2012 | US8178432 Semiconductor device and method for fabricating the same |
| 02/29/2012 | CN101540257B Electronic oscillator amplifier |
| 02/28/2012 | US8125130 Spark plug |
| 02/22/2012 | CN101093766B 可网印糊料，减少发射热斑的方法和制造阴极组件的方法 The paste can be screen printing, a method for reducing emission hot spots and a method of manufacturing a cathode assembly |
| 01/26/2012 | US20120019121 Display Device |
| 01/12/2012 | US20120007490 Ion source |
| 12/06/2011 | US8070906 Process for improving the emission of electron field emitters |
| 11/24/2011 | DE102010029068A1 Verfahren zum Herstellen einer Hochspannungsschaltfunkenstrecke A method for producing a high voltage switching spark gap |
| 10/06/2011 | US20110241526 Display and display panel thereof |
| 09/28/2011 | CN102201314A Structure of electronic gun and double anodes in electric vacuum tube and assembling method thereof |
| 09/21/2011 | CN102194630A Magnetic offset electron capturing current |
| 09/08/2011 | US20110215717 High voltage switch triggered by a laser-photocathode subsystem |
| 09/06/2011 | US8011990 Process for improving the emission of electron field emitters |
| 08/03/2011 | EP2352161A1 Catalyst for removing nitrogen oxides from exhaust gas, preparation method thereof, and method for removing nitrogen oxides from exhaust gas using the same |
| 08/03/2011 | DE202011100875U1 Elektronenröhre Electron tube |
| 06/29/2011 | EP2223325B1 High frequency triode-type field emission device and process for manufacturing the same |
| 04/27/2011 | CN201812789U Vacuum discharging tube |
| 02/09/2011 | CN101971285A High frequency triode-type field emission device and process for manufacturing the same |
| 12/29/2010 | CN101933115A Catalyst for removing nitrogen oxides from exhaust gas, preparation method thereof, and method for removing nitrogen oxides from exhaust gas using the same |
| 12/08/2010 | CN101908455A Method for realizing double triode valve with high fidelity, miniwatt and voltage amplification |
| 11/25/2010 | WO2010133189A1 Materials comprising carbon nanoparticles and the use thereof |
| 11/24/2010 | CN101894722A Vacuum discharge tube |
| 11/24/2010 | CN101894721A Ray sterilizing light pipe |
| 11/09/2010 | US7829054 Actuator on the basis of geometrically anisotropic nanoparticles |
| 10/21/2010 | US20100264805 Under-gate field emission triode with charge dissipation layer |
| 09/01/2010 | EP2223325A1 High frequency triode-type field emission device and process for manufacturing the same |
| 08/11/2010 | CN201549465U High-fidelity low-power voltage amplifying double-triode electron tube |
| 08/11/2010 | CN101800144A Integrated gas discharge tube |
| 07/15/2010 | WO2010079854A1 Catalyst for removing nitrogen oxides from exhaust gas, preparation method thereof, and method for removing nitrogen oxides from exhaust gas using the same |
| 06/24/2010 | US20100156271 Fluorescent screen and image display apparatus |
| 06/22/2010 | US7741764 DLC emitter devices and associated methods |
| 06/17/2010 | US20100148655 Light-emitting substrate and image display apparatus |
| 06/08/2010 | US7732807 Integrated circuit |
| 06/01/2010 | US7728520 Optical modulator of electron beam |
| 03/02/2010 | US7671687 Electron beam RF amplifier and emitter |
| 03/02/2010 | US7670203 Process for making an on-chip vacuum tube device |
| 02/25/2010 | US20100045166 Electron emitting device and light emitting device therewith |
| 02/16/2010 | US7662428 increased triode exposure and improved current density and intensity via coating adhesive material on surface, then lifting off |
| 01/28/2010 | US20100019653 Electron emission display and method of fabricating the same |
| 01/26/2010 | US7652418 Electronic emission device, electron emission display device having the same, and method of manufacturing the electron emission device |
| 01/12/2010 | US7646149 Electronic switching device |
| 01/05/2010 | US7642467 Method for fabrication of separators for electrode pairs in diodes |
| 12/10/2009 | US20090302734 Airtight container and display device using the airtight container, and manufacturing method therefor |
| 12/02/2009 | EP2126953A1 High frequency, cold cathode, triode-type, field-emitter vacuum tube and process for manufacturing the same |
| 09/24/2009 | DE102008013666A1 Hollow body for gas discharge, has two electrodes between which gas discharge takes place, and between these electrodes two outer electrodes and two inner electrodes are attached |
| 09/23/2009 | CN101540257A Electronic oscillator amplifier |
| 09/16/2009 | CN201311905Y Composite oil immersion electronic tube |
| 09/16/2009 | CN100541700C Electric field emission device having a triode structure fabricated by using an anodic oxidation process and method for fabricating same |
| 09/08/2009 | US7586251 Electron emission device with decreased electrode resistance and fabrication method and electron emission display |
| 07/09/2009 | WO2009084054A1 High frequency triode-type field emission device and process for manufacturing the same |
| 07/02/2009 | US20090167138 Thermionic electron source |
| 06/30/2009 | US7554255 Electric field emission device having a triode structure fabricated by using an anodic oxidation process and method for fabricating same |
| 06/18/2009 | US20090153012 Thermionic electron source |
| 05/20/2009 | EP2059944A1 Vacuum tube |
| 05/20/2009 | CN101438106A Solid state cooling or power generating device and method of fabricating the same |
| 05/14/2009 | US20090121604 Electrode and arrangement with movable shield |
| 05/07/2009 | US20090115305 Triodes using nanofabric articles and methods of making the same |
| 05/07/2009 | US20090114839 Electron Beam RF Amplifier And Emitter |
| 04/23/2009 | WO2007053721A3 Atom probe pulse energy |
| 04/23/2009 | US20090104834 Process for improving the emission of electron field emitters |
| 01/14/2009 | EP2013550A2 Solid state cooling or power generating device and method of fabricating the same |
| 12/30/2008 | US7471542 Information storage apparatus storing and reading information by irradiating a storage medium with electron beam |
| 12/11/2008 | WO2008127962A3 Carbon nanotube signal modulator and photonic transmission device |
| 12/11/2008 | US20080303402 Ignition aid and fitting shroud for discharge lamp |
| 12/04/2008 | US20080299864 Process for improving the emission of electron field emitters |
| 12/03/2008 | EP1998302A2 Mesotube burn-in manifold |